Oil painting additives are used for altering the characteristics of paint such as speed of drying or reflective quality. In themselves, they have no binding quality and are to be added to paint or mediums for permanent films.

Matting Agent Paste of matting silica wetted in Low Toxic Solvent. Add in small quantities to oil paints and mediums to reduce reflective quality and to matt-out surafces if desired. Product Info Sheet
Cobalt Driers Siccative made with cobalt octoate. Acts as a surface drier for all oil colours and mediums. To be used sparingly as its overuse will destroy paint films. Product Info Sheet
Calcium Driers Siccative made with calcium octoate. Acts as a through-film drier for all oil colours and mediums. To be used sparingly as its overuse will destroy paint films. Product Info Sheet